70.56% is the change from 248 to 423
Calculation steps:
[( 423 - 248 ) ÷ 248] x 100 = 70.56%
Formula
Percentage change = [(423 - 248) / 248] x 100
Subtract the new number by the original number
423 - 248 = 175
175 ÷ 248 = 0.7056451612903226
0.7056451612903226 x 100 = 70.56%